Leucoflavin
无色核黄素
🗣️ 情景例句
I want some breakfast.
我想吃早餐。
I don't feel up to going to work today.
我今天不舒服，不能上班。
planes, or land vehicles----for it is something in between a boat and an aircraft.
飞机，或是陆上交通工具，因为它是介于船和飞机之间。